Update README.md

README.md

@@ -64,6 +64,17 @@ palette (or modifying it) will most likely be the best option for your project.
 I used GNU Arm Embedded toolchain to compile the programs. Other compilers are
 not tested. Don't forget to compile with `-O3`!
 
+# Ideas For Games
+
+Besides the obvious use the demos show, you can try to be more creative and try
+e.g.:
+
+- a racing game
+- 3D versions of classic 2D array games (snake, tetris, tower defense, ...)
+- Casting the rays vertically instead of horizontally (just switch x and y when
+  drawing the pixels). Walls become floors and vice versa. Could result in
+  interesting games (and maybe faster rendering).
+
 # License
 
 Everything is under CC0 1.0, including all the assets (they are mostly based on